Questions - OpenCV Q&A Forum

646

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1

answer

1

vote

2013-05-13 00:48:58 -0600 ythen

OpenCV VideoCapture cannot read video in Python but able in VS11

439

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1

answer

no

votes

2013-09-05 13:05:17 -0600 mainul

Problems with the opencv document

2k

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2

answers

no

votes

2013-07-13 13:05:25 -0600 asd

correct parameters for createsamples and traincascade

5k

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1

answer

2

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2013-05-06 01:27:20 -0600 efanucar

Can't set resolution of video capture

3k

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1

answer

no

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2013-05-06 03:58:57 -0600 Mathieu Barnachon

Find position and size of blob, opencv c++ ms visual studio, win7, 64bit

425

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2

answers

no

votes

2013-06-02 07:02:43 -0600 ryodo

search object in video opencv

C++.OpenCV

248

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1

answer

1

vote

2013-05-06 16:49:44 -0600 SR

k- nearest neighbors with multivariate neighbors

315

views

2

answers

no

votes

2013-07-02 02:26:24 -0600 Nenad Bulatovic

Setting OpenCV 245 on Eclipse (Windows 7)

537

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1

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no

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2013-05-20 07:22:10 -0600 voidmain

Stacking image slices.

2k

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1

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no

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2013-05-05 12:37:07 -0600 Guanta

How to know if findHomography + warpPerspective will give good result beforehand?

3k

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3

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1

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2014-04-19 16:04:36 -0600 Y Simson

opencv/findContour crashes, v2.4.4, MS visual studio 2010. edit:damaged head.

1k

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no

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1

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2013-05-04 13:24:34 -0600 efanucar

measuring distance between two balls in millimeters - how to improve accuracy [closed]

106

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no

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no

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2013-05-04 12:01:17 -0600 zits

Abort() called in feature matching code from opencv_tutorials codes

C++.OpenCV

1k

views

2

answers

no

votes

2013-05-06 10:51:18 -0600 Mathieu Barnachon

Precision-recall evaluation

659

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no

answers

no

votes

2013-05-04 11:21:20 -0600 Nermeen

No symbols are loaded for any call stack frame. The source code cannot be displayed.

208

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no

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no

votes

2013-05-04 09:27:33 -0600 basti

problem with reprojection matrices

882

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no

answers

1

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2013-05-04 07:40:49 -0600 utkarshmankad

POSE estimation in OpenCv Java using cvFindExtrinsicsCameraParams2

150

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no

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-1

votes

2013-05-04 02:52:07 -0600 hildiri

differance between car engine and marine engine [closed]

Marine
Cars

1k

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1

answer

no

votes

2013-05-04 04:55:58 -0600 StevenPuttemans

Decreased performance (fps) when increasing camera resolution?

388

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no

answers

no

votes

2013-05-03 22:11:00 -0600 mat_pier

build opencv project from source

opencv

527

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no

answers

no

votes

2013-05-03 20:09:13 -0600 Steven

EXCEPTION_ACCESS_VIOLATION Error for find contours function

561

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1

answer

no

votes

2013-05-04 02:28:17 -0600 AMP

Difference between frames after edge detection

javacv
canny

1k

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1

answer

2

votes

2013-09-17 02:36:44 -0600 StevenPuttemans

How to solve lighting differences on stitching images?

418

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1

answer

no

votes

2013-05-04 05:09:57 -0600 Qichao Chen

How to use cvMakeSeqHeaderForArray in Javacv?

javacv
CvSeq

959

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1

answer

1

vote

2013-05-03 03:31:03 -0600 StevenPuttemans

error with opencv installation. missing file MSVCR100D.dll

OpenCV-2.4.2

214

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1

answer

no

votes

2013-05-03 01:06:00 -0600 NightLife

How can I find number of colours used in an image?

C++.OpenCV

356k

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3

answers

1

vote

2013-05-03 13:18:35 -0600 Qichao Chen

How can I resize an image with OpenCV ?

C++.OpenCV

562

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2

answers

no

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2015-04-08 14:59:56 -0600 Mytheral

How to determine the number of Chessboard corners found in CameraCalibration

9k

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1

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no

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2013-05-03 03:03:07 -0600 Mathieu Barnachon

How do I remove all but one color in an image (Python)?

1k

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1

answer

no

votes

2013-05-03 03:39:17 -0600 StevenPuttemans

29,830 questions

OpenCV VideoCapture cannot read video in Python but able in VS11

Problems with the opencv document

correct parameters for createsamples and traincascade

Can't set resolution of video capture

Find position and size of blob, opencv c++ ms visual studio, win7, 64bit

search object in video opencv

k- nearest neighbors with multivariate neighbors

Setting OpenCV 245 on Eclipse (Windows 7)

Stacking image slices.

How to know if findHomography + warpPerspective will give good result beforehand?

opencv/findContour crashes, v2.4.4, MS visual studio 2010. edit:damaged head.

measuring distance between two balls in millimeters - how to improve accuracy [closed]

Abort() called in feature matching code from opencv_tutorials codes

Precision-recall evaluation

No symbols are loaded for any call stack frame. The source code cannot be displayed.

problem with reprojection matrices

POSE estimation in OpenCv Java using cvFindExtrinsicsCameraParams2

differance between car engine and marine engine [closed]

Decreased performance (fps) when increasing camera resolution?

build opencv project from source

EXCEPTION_ACCESS_VIOLATION Error for find contours function

Difference between frames after edge detection

How to solve lighting differences on stitching images?

How to use cvMakeSeqHeaderForArray in Javacv?

error with opencv installation. missing file MSVCR100D.dll

How can I find number of colours used in an image?

How can I resize an image with OpenCV ?

How to determine the number of Chessboard corners found in CameraCalibration

How do I remove all but one color in an image (Python)?

Does FileStorage work on android?

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